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Arithmetic Progressions

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Examples, solutions, videos, activities, and worksheets that are suitable for A Level Maths to help students learn about arithmetic progression and how to find the nth term and the sum of the first n terms.

The following diagrams give an arithmetic progression and the formulas to find the nth term and the sum of the first n terms. Scroll down the page for more examples and solutions.

Arithmetic Progression

Arithmetic Progressions : Introduction
In this video tutorial you are introduced to what an arithmetic progression is and how to find the nth term and the sum of the first n terms.



Arithmetic Progressions : Proof of the Sum of n terms
In this tutorial I show you how to prove the formulae for the sum S(n) of the first n terms of an arithmetic progression which is often asked in exams.
Arithmetic Series : C1 Edexcel January 2013 Q7c
How to prove the sum of n terms of an arithmetic series?

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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